HR8112

HR8112 is a main-sequence star in the constellation of Cepheus.

HR8112 visual magnitude is 5.91. Because of its reltive faintness, HR8112 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR8112:

Color of HR8112 ⬤

Magnitude of HR8112 5.91

Class Main-sequence

VISIBILITY RIGHT NOW HR8112 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 43°.

Celestial coordinates and finder chart of HR8112

HR8112 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8112 are provided in the following table:

Right Ascension J2000 21h 05m 29s

Declination J2000 +78° 07’ 35”

Galactic Longitude 112.4°

Galactic Latitude 20.19°

Constellation Cepheus

The simplified sky map below shows the position of HR8112 in the sky:

Simplified finder chart for HR8112.

Visibility of HR8112 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR8112 is circumpolar and transits at 08:35 UTC (altitude: 63.4°)

Digitized Sky Survey image of HR8112

The image below is a photograph of HR8112 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR8112 is 0.02 arcsec per year in Right Ascension and 0.029 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8112. The red arrow shows the motion of HR8112 during the next 10000 years (3.33 arcmin in Right Ascension and 4.83 arcmin in declination);

Distance of HR8112 from the Sun and relative movement

HR8112 is distant 412.14 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 126.42 pc

Distance (light year) 412.14 ly

Heliocentric radial velocity -16 km/s

Proper Motion RA 0.02 arcsec/year

Proper Motion Dec 0.029 arcsec/year

Spectral properties of HR8112

HR8112 belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.40

Spectral Type B8V

Color Index (B-V) -0.07

Temperature of HR8112 11092K

The red dot in the diagram below shows where HR8112 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8112. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8112

Henry Draper Catalogue HD201908

SAO Catalogue SAO9959

Hipparcos Catalogue HIP104105

Durchmusterung Catalogue BD+77 800

FK5 Catalogue 795

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In Evidence

Other stars in Cepheus